зеркало из https://github.com/mozilla/pjs.git
652 строки
16 KiB
C++
652 строки
16 KiB
C++
#include <iostream.h>
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#include "nsStringIO.h"
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//#define TEST_STD_STRING
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#include "nsString.h"
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#include "nsFragmentedString.h"
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#include "nsReadableUtils.h"
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#include "nsSlidingString.h"
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#ifdef TEST_STD_STRING
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#include "nsStdStringWrapper.h"
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#else
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typedef nsString nsStdString;
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typedef nsCString nsStdCString;
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#endif
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template <class CharT>
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basic_nsLiteralString<CharT>
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literal_hello( CharT* )
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{
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}
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NS_SPECIALIZE_TEMPLATE
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basic_nsLiteralString<char>
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literal_hello( char* )
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{
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return basic_nsLiteralString<char>("Hello");
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}
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NS_SPECIALIZE_TEMPLATE
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basic_nsLiteralString<PRUnichar>
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literal_hello( PRUnichar* )
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{
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#ifdef HAVE_CPP_2BYTE_WCHAR_T
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return basic_nsLiteralString<PRUnichar>(L"Hello");
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#else
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static PRUnichar constant_unicode[] = { 'H', 'e', 'l', 'l', 'o', PRUnichar() };
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return basic_nsLiteralString<PRUnichar>(constant_unicode);
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#endif
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}
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template <class T>
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struct string_class_traits
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{
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};
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NS_SPECIALIZE_TEMPLATE
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struct string_class_traits<PRUnichar>
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{
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typedef PRUnichar* pointer;
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typedef nsString implementation_t;
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static basic_nsLiteralString<PRUnichar> literal_hello() { return ::literal_hello(pointer()); }
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};
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NS_SPECIALIZE_TEMPLATE
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struct string_class_traits<char>
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{
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typedef char* pointer;
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typedef nsCString implementation_t;
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static basic_nsLiteralString<char> literal_hello() { return ::literal_hello(pointer()); }
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};
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static
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void
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CallCMid( nsAWritableCString& aResult, const nsAReadableCString& aSource, PRUint32 aStartPos, PRUint32 aLengthToCopy )
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{
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aSource.Mid(aResult, aStartPos, aLengthToCopy);
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}
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template <class CharT>
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int
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test_multifragment_iterators( const basic_nsAReadableString<CharT>& aString )
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/*
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...this tests a problem that was present in |nsPromiseConcatenation| where,
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because it originally stored some iteration state in the object itself, rather than
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in the fragment, the iterators could get confused if used out of sequence.
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This test should be run on any multi-fragment implementation to verify that it
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does not have the same bug. Make sure the first fragment is only one character long.
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*/
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{
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typedef typename basic_nsAReadableString<CharT>::const_iterator ConstIterator;
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int tests_failed = 0;
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ConstIterator iter1 = aString.BeginReading();
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ConstIterator iter2 = aString.BeginReading();
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++iter2; ++iter2;
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ConstIterator iter3 = aString.EndReading();
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--iter3;
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++iter1; ++iter1;
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if ( iter1 != iter2 )
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{
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cout << "FAILED in |test_multifragment_iterators|" << endl;
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++tests_failed;
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}
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return tests_failed;
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}
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template <class CharT>
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int
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test_Vidur_functions( const basic_nsAReadableString<CharT>& aString )
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{
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char* char_copy = ToNewCString(aString);
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PRUnichar* PRUnichar_copy = ToNewUnicode(aString);
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nsMemory::Free(PRUnichar_copy);
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nsMemory::Free(char_copy);
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return 0;
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}
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template <class CharT>
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int
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test_readable_hello( const basic_nsAReadableString<CharT>& aReadable )
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{
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int tests_failed = 0;
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if ( aReadable.Length() != 5 )
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{
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cout << "FAILED |test_readable_hello|: |Length()| --> " << aReadable.Length() << endl;
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++tests_failed;
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}
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if ( aReadable.First() != CharT('H') )
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{
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cout << "FAILED |test_readable_hello|: |First()| --> '" << aReadable.First() << "'" << endl;
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++tests_failed;
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}
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if ( aReadable.Last() != CharT('o') )
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{
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cout << "FAILED |test_readable_hello|: |Last()| --> '" << aReadable.Last() << "'" << endl;
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++tests_failed;
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}
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if ( aReadable[3] != CharT('l') )
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{
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cout << "FAILED |test_readable_hello|: |operator[]| --> '" << aReadable[3] << "'" << endl;
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++tests_failed;
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}
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if ( aReadable.CountChar( CharT('l') ) != 2 )
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{
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cout << "FAILED |test_readable_hello|: |CountChar('l')| --> " << aReadable.CountChar(CharT('l')) << endl;
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++tests_failed;
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}
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basic_nsAReadableString<CharT>::const_iterator iter = aReadable.BeginReading();
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if ( *iter != CharT('H') )
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{
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cout << "FAILED |test_readable_hello|: didn't start out pointing to the right thing, or else couldn't be dereferenced. --> '" << *iter << "'" << endl;
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++tests_failed;
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}
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++iter;
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if ( *iter != CharT('e') )
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{
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cout << "FAILED |test_readable_hello|: iterator couldn't be incremented, or else couldn't be dereferenced. --> '" << *iter << "'" << endl;
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++tests_failed;
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}
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iter = aReadable.EndReading();
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--iter;
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if ( *iter != CharT('o') )
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{
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cout << "FAILED |test_readable_hello|: iterator couldn't be set to |EndReading()|, or else couldn't be decremented, or else couldn't be dereferenced. --> '" << *iter << "'" << endl;
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++tests_failed;
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}
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basic_nsAReadableString<CharT>::const_iterator iter1 = aReadable.BeginReading().advance(3);
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if ( *iter1 != CharT('l') )
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{
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cout << "FAILED |test_readable_hello|: iterator couldn't be set to |BeginReading()+=n|, or else couldn't be dereferenced. --> '" << *iter1 << "'" << endl;
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++tests_failed;
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}
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basic_nsAReadableString<CharT>::const_iterator iter2 = aReadable.EndReading().advance(-2);
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if ( *iter2 != CharT('l') )
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{
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cout << "FAILED |test_readable_hello|: iterator couldn't be set to |EndReading()-=n|, or else couldn't be dereferenced. --> '" << *iter2 << "'" << endl;
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++tests_failed;
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}
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if ( iter1 != iter2 )
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{
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cout << "FAILED |test_readable_hello|: iterator comparison with !=." << endl;
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++tests_failed;
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}
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if ( !(iter1 == iter2) )
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{
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cout << "FAILED |test_readable_hello|: iterator comparison with ==." << endl;
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++tests_failed;
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}
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typedef CharT* CharT_ptr;
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if ( aReadable != literal_hello(CharT_ptr()) )
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{
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cout << "FAILED |test_readable_hello|: comparison with \"Hello\"" << endl;
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++tests_failed;
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}
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tests_failed += test_multifragment_iterators(aReadable);
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// tests_failed += test_deprecated_GetBufferGetUnicode(aReadable);
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test_Vidur_functions(aReadable);
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return tests_failed;
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}
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template <class CharT>
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int
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test_SetLength( basic_nsAWritableString<CharT>& aWritable )
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{
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int tests_failed = 0;
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string_class_traits<CharT>::implementation_t oldValue(aWritable);
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size_t oldLength = aWritable.Length();
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if ( oldValue != Substring(aWritable, 0, oldLength) )
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{
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cout << "FAILED growing a string in |test_SetLength|, saving the value didn't work." << endl;
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++tests_failed;
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}
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size_t newLength = 2*(oldLength+1);
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aWritable.SetLength(newLength);
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if ( aWritable.Length() != newLength )
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{
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cout << "FAILED growing a string in |test_SetLength|, length is wrong." << endl;
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++tests_failed;
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}
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if ( oldValue != Substring(aWritable, 0, oldLength) )
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{
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cout << "FAILED growing a string in |test_SetLength|, contents damaged after growing." << endl;
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++tests_failed;
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}
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aWritable.SetLength(oldLength);
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if ( aWritable.Length() != oldLength )
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{
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cout << "FAILED shrinking a string in |test_SetLength|." << endl;
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++tests_failed;
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}
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if ( oldValue != Substring(aWritable, 0, oldLength) )
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{
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cout << "FAILED growing a string in |test_SetLength|, contents damaged after shrinking." << endl;
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++tests_failed;
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}
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return tests_failed;
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}
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template <class CharT>
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int
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test_insert( basic_nsAWritableString<CharT>& aWritable )
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{
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int tests_failed = 0;
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string_class_traits<CharT>::implementation_t oldValue(aWritable);
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if ( oldValue != aWritable )
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{
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cout << "FAILED saving the old string value in |test_insert|." << endl;
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++tests_failed;
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}
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string_class_traits<CharT>::implementation_t insertable( string_class_traits<CharT>::literal_hello() );
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insertable.SetLength(1);
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aWritable.Insert(insertable, 0);
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if ( aWritable != (insertable + oldValue) )
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{
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cout << "FAILED in |test_insert|." << endl;
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++tests_failed;
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}
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aWritable = oldValue;
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return tests_failed;
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}
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template <class CharT>
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int
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test_cut( basic_nsAWritableString<CharT>& aWritable )
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{
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int tests_failed = 0;
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aWritable.Cut(0, aWritable.Length()+5);
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return tests_failed;
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}
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template <class CharT>
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int
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test_self_assign( basic_nsAWritableString<CharT>& aWritable )
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{
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int tests_failed = 0;
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string_class_traits<CharT>::implementation_t oldValue(aWritable);
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aWritable = aWritable;
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if ( aWritable != oldValue )
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{
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cout << "FAILED self assignment." << endl;
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++tests_failed;
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}
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aWritable = oldValue;
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return tests_failed;
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}
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template <class CharT>
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int
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test_self_append( basic_nsAWritableString<CharT>& aWritable )
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{
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int tests_failed = 0;
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string_class_traits<CharT>::implementation_t oldValue(aWritable);
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aWritable += aWritable;
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if ( aWritable != oldValue + oldValue )
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{
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cout << "FAILED self append." << endl;
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++tests_failed;
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}
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aWritable = oldValue;
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return tests_failed;
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}
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template <class CharT>
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int
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test_self_insert( basic_nsAWritableString<CharT>& aWritable )
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{
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int tests_failed = 0;
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string_class_traits<CharT>::implementation_t oldValue(aWritable);
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aWritable.Insert(aWritable, 0);
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if ( aWritable != oldValue + oldValue )
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{
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cout << "FAILED self insert." << endl;
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++tests_failed;
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}
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aWritable = oldValue;
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return tests_failed;
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}
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template <class CharT>
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int
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test_self_replace( basic_nsAWritableString<CharT>& aWritable )
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{
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int tests_failed = 0;
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string_class_traits<CharT>::implementation_t oldValue(aWritable);
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aWritable.Replace(0, 0, aWritable);
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if ( aWritable != oldValue + oldValue )
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{
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cout << "FAILED self insert." << endl;
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++tests_failed;
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}
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aWritable = oldValue;
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return tests_failed;
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}
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template <class CharT>
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int
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test_writable( basic_nsAWritableString<CharT>& aWritable )
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{
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int tests_failed = 0;
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// ...
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{
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typedef CharT* CharT_ptr;
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aWritable = literal_hello(CharT_ptr());
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if ( aWritable != literal_hello(CharT_ptr()) )
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{
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cout << "FAILED assignment and/or comparison in |test_writable|." << endl;
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++tests_failed;
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}
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tests_failed += test_readable_hello(aWritable);
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}
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tests_failed += test_SetLength(aWritable);
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tests_failed += test_insert(aWritable);
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tests_failed += test_cut(aWritable);
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tests_failed += test_self_assign(aWritable);
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tests_failed += test_self_append(aWritable);
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tests_failed += test_self_insert(aWritable);
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tests_failed += test_self_replace(aWritable);
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return tests_failed;
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}
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typedef void* void_ptr;
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int
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main()
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{
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int tests_failed = 0;
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cout << "String unit tests. Compiled " __DATE__ " " __TIME__ << endl;
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#if 0
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{
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nsFragmentedCString fs0;
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fs0.Append("Hello");
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tests_failed += test_readable_hello(fs0);
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tests_failed += test_writable(fs0);
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}
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#endif
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{
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NS_NAMED_LITERAL_STRING(literal, "Hello");
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PRUnichar* buffer = ToNewUnicode(literal);
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nsSlidingString ss0(buffer, buffer+5, buffer+6);
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// ss0.AppendBuffer(buffer, buffer+5, buffer+6);
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nsReadingIterator<PRUnichar> ri0;
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ss0.BeginReading(ri0);
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tests_failed += test_readable_hello(ss0);
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nsSlidingSubstring ss1(ss0);
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tests_failed += test_readable_hello(ss1);
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buffer = ToNewUnicode(literal);
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ss0.AppendBuffer(buffer, buffer+5, buffer+6);
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ri0.advance(5);
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ss0.DiscardPrefix(ri0);
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tests_failed += test_readable_hello(ss0);
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tests_failed += test_readable_hello(ss1);
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nsReadingIterator<PRUnichar> ri1;
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ss0.EndReading(ri1);
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nsSlidingSubstring ss2(ss0, ri0, ri1);
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tests_failed += test_readable_hello(ss2);
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}
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{
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nsLiteralCString s0("Patrick Beard made me write this: \"This is just a test\"\n");
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print_string(s0);
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const char* raw_string = "He also made me write this.\n";
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nsFileCharSink<char> output(stdout);
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copy_string(raw_string, raw_string+nsCharTraits<char>::length(raw_string), output);
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nsLiteralCString s1("This ", 5), s2("is ", 3), s3("a ", 2), s4("test\n", 5);
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print_string(s1+s2+s3+s4);
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nsLiteralCString s5( "This is " "a " "test" );
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print_string(s5+NS_LITERAL_CSTRING("\n"));
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print_string(nsLiteralCString("The value of the string |x| is \"") + Substring(s0, 0, s0.Length()-1) + NS_LITERAL_CSTRING("\". Hope you liked it."));
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}
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{
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tests_failed += test_readable_hello(NS_LITERAL_STRING("Hello"));
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nsLiteralCString s1("Hello");
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tests_failed += test_readable_hello(s1);
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}
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{
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nsString s3( NS_LITERAL_STRING("Hello") );
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tests_failed += test_readable_hello(s3);
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tests_failed += test_writable(s3);
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nsCString s4("Hello");
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tests_failed += test_readable_hello(s4);
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tests_failed += test_writable(s4);
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}
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{
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nsStdString s5( NS_LITERAL_STRING("Hello") );
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tests_failed += test_readable_hello(s5);
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tests_failed += test_writable(s5);
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nsStdCString s6("Hello");
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tests_failed += test_readable_hello(s6);
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tests_failed += test_writable(s6);
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}
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{
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nsLiteralString s7(NS_LITERAL_STRING("He"));
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nsString s8(NS_LITERAL_STRING("l"));
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nsStdString s9(NS_LITERAL_STRING("lo"));
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tests_failed += test_readable_hello(s7+s8+s9);
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nsString s13( s7 + s8 + s9 );
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tests_failed += test_readable_hello(s13);
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nsStdString s14( s7 + s8 + s9 );
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tests_failed += test_readable_hello(s14);
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nsCString s10("He");
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nsLiteralCString s11("l");
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nsStdCString s12("lo");
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tests_failed += test_readable_hello(s10+s11+s12);
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}
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{
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const char *foo = "this is a really long string";
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nsCString origString;
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nsCString string2;
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nsCString string3;
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origString = foo;
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string2 = Substring(origString, 0, 5);
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string3 = Substring(origString, 6, origString.Length() - 6);
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}
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{
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nsLiteralCString s13("He");
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nsCAutoString s14("l");
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nsLiteralCString s15("lo");
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|
|
s14.Assign(s13 + s14 + s15);
|
|
|
|
if ( int failures = test_readable_hello(s14) )
|
|
{
|
|
tests_failed += failures;
|
|
cout << "FAILED to keep a promise." << endl;
|
|
}
|
|
}
|
|
|
|
|
|
{
|
|
nsLiteralCString str1("Hello");
|
|
nsStdCString str2("Hello");
|
|
|
|
nsLiteralCString str3("Hello there");
|
|
|
|
if ( str1 != str2 )
|
|
{
|
|
cout << "string comparison using != failed" << endl;
|
|
++tests_failed;
|
|
}
|
|
|
|
if ( !(str3 > str2) )
|
|
{
|
|
cout << "string comparison using > failed" << endl;
|
|
++tests_failed;
|
|
}
|
|
|
|
if ( !(str2 < str3) )
|
|
{
|
|
cout << "string comparison using < failed" << endl;
|
|
++tests_failed;
|
|
}
|
|
|
|
if ( str1 != "Hello" )
|
|
{
|
|
cout << "string comparison using == failed" << endl;
|
|
++tests_failed;
|
|
}
|
|
}
|
|
|
|
#if 0
|
|
nsStdCString extracted_middle("XXXXXXXXXX");
|
|
CallCMid(extracted_middle, part1+part2a+part2b, 1, 3);
|
|
|
|
cout << "The result of mid was \"" << extracted_middle << "\"" << endl;
|
|
|
|
nsLiteralCString middle_answer("ell");
|
|
if ( middle_answer != extracted_middle )
|
|
{
|
|
cout << "mid FAILED on nsConcatString" << endl;
|
|
++tests_failed;
|
|
}
|
|
|
|
|
|
|
|
//
|
|
// |nsStdStringWrapper|, i.e., |nsStdCString|
|
|
//
|
|
|
|
{
|
|
nsStdCString extracted_middle;
|
|
CallCMid(extracted_middle, part1+part2a+part2b, 1, 3);
|
|
|
|
cout << "The result of mid was \"" << extracted_middle << "\"" << endl;
|
|
|
|
nsLiteralCString middle_answer("ell");
|
|
if ( middle_answer != extracted_middle )
|
|
{
|
|
cout << "mid FAILED on nsStdCString" << endl;
|
|
++tests_failed;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
nsStdCString leftString;
|
|
source.Left(leftString, 9);
|
|
// cout << static_cast<nsAReadableCString>(leftString) << endl;
|
|
|
|
|
|
|
|
tests_failed += test_multifragment_iterators(part1+part2a+part2b);
|
|
#endif
|
|
|
|
|
|
|
|
cout << "End of string unit tests." << endl;
|
|
if ( !tests_failed )
|
|
cout << "OK, all tests passed." << endl;
|
|
else
|
|
cout << "FAILED one or more tests." << endl;
|
|
|
|
return tests_failed;
|
|
}
|